Do you have questions about tankless water heaters? Here are a few things that can help you find the right heater for you. Choosing the right size unite is different from ordinary tank type, because there is no tank.
The Right Capacity
Instead think about how much water you use at one time. This means flow, or gallons per minute determine the power needs of the unit you need.
This depends on how many hot water outlets could be running at the same time. The temperature of the water entering the house also determines it and that temperature could be anything above freezing, depending on where you live.
A typical tankless water heater delivers 2-˝ - 5 gallons per minute, depending on ground temperature. The colder the ground temperature, the less water flow available.
Gas or Electric
Gas units are usually bigger, more powerful and cost more than electric. With installation they could 2-˝ to 3 times more than an electric or tank type heater. Most models must be installed by a certified technician because of special needs, like larger gas line and approved air supply and vent. This is beyond most homeowner’s skills but at least one manufacturer permits DIY installations.
Electric tankless water heaters have the advantage of costing about the same as a tank type. Once you decide on the power rating you need and capacity of your electrical panel, installation
